package org.json;

/*
 * Copyright (c) 2002 JSON.org Permission is hereby granted, free of charge, to any person obtaining a copy of this
 * software and associated documentation files (the "Software"), to deal in the Software without restriction, including
 * without limitation the rights to use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the
 * Software, and to permit persons to whom the Software is furnished to do so, subject to the following conditions: The
 * above copyright notice and this permission notice shall be included in all copies or substantial portions of the
 * Software. The Software shall be used for Good, not Evil. THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY
 * KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR
 * PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
 * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
 */

import java.util.Iterator;

/**
 * Convert a web browser cookie list string to a JSONObject and back.
 * 
 * @author JSON.org
 * @version 2010-12-24
 */
@SuppressWarnings("rawtypes")
public class CookieList {

    /**
     * Convert a cookie list into a JSONObject. A cookie list is a sequence of name/value pairs. The names are separated
     * from the values by '='. The pairs are separated by ';'. The names and the values will be unescaped, possibly
     * converting '+' and '%' sequences. To add a cookie to a cooklist,
     * cookielistJSONObject.put(cookieJSONObject.getString("name"), cookieJSONObject.getString("value"));
     * 
     * @param string A cookie list string
     * @return A JSONObject
     * @throws JSONException
     */
    public static JSONObject toJSONObject(final String string) throws JSONException {
        final JSONObject jo = new JSONObject();
        final JSONTokener x = new JSONTokener(string);
        while (x.more()) {
            final String name = Cookie.unescape(x.nextTo('='));
            x.next('=');
            jo.put(name, Cookie.unescape(x.nextTo(';')));
            x.next();
        }
        return jo;
    }

    /**
     * Convert a JSONObject into a cookie list. A cookie list is a sequence of name/value pairs. The names are separated
     * from the values by '='. The pairs are separated by ';'. The characters '%', '+', '=', and ';' in the names and
     * values are replaced by "%hh".
     * 
     * @param jo A JSONObject
     * @return A cookie list string
     * @throws JSONException
     */
    public static String toString(final JSONObject jo) throws JSONException {
        boolean b = false;
        final Iterator keys = jo.keys();
        String string;
        final StringBuffer sb = new StringBuffer();
        while (keys.hasNext()) {
            string = keys.next().toString();
            if (!jo.isNull(string)) {
                if (b) {
                    sb.append(';');
                }
                sb.append(Cookie.escape(string));
                sb.append("=");
                sb.append(Cookie.escape(jo.getString(string)));
                b = true;
            }
        }
        return sb.toString();
    }
}
